Body/Fuel System - Underbody Rattling Noises

20 Buzzing or rattling noise from under vehicle

20 10 08

2021182/2

September 22, 2010.

Supersedes Technical Service Bulletin Group 20 number 09-05 dated July 24, 2009 for reasons listed below.





AFFECTED VEHICLES





CONDITION

Customer may report a rattling or buzzing noise from rear floor area of vehicle. Noise occurs around 1,800 - 2,500 RPM.

TECHNICAL BACKGROUND

Black fuel line has come out of channel on top of fuel tank and contacts floor pan of vehicle.

PRODUCTION SOLUTION

Improvement in installation.

SERVICE





1. Reseat the black fuel line into fuel tank channel.





2. Install spacer ring P/N N 107 162 01 on top of fuel tank where the black fuel line runs adjacent to the white fuel line.

3. Install felt tape in 2 to 3 locations on top of fuel tank to secure fuel line in channel.

4. Retest for noise at 1,800 - 2,500 RPM.





WARRANTY





REQUIRED PARTS AND TOOLS

ADDITIONAL INFORMATION

All parts and service references provided in this TSB are subject to change and/or removal. Always check with your Parts Department and service manuals for the latest information.